Hundreds of erotic drawings by Duncan Grant, one of Britain’s most famous mid-20th Century painters, have been rediscovered after being hidden away for 50 years. Duncan Grant was a household name in Britain between the wars, famous for portraits as well as landscapes paintings. He was a member of the Bloomsbury group of artists, writers and thinkers, and had a child with Vanessa Bell, the sister of writer Virginia Woolf. But he also had a string...